Below is data for a food borne outbreak in a population of 100 persons of whom 60 people became ill. The overall Attack Rate (AR) = 60/100 = 0.60 = 60%

EXPOSED UNEXPOSED

Food N Ill AR N Ill AR

Eggs 60 50 83% 40 10 25%

Bacon 50 30 60% 50 30 60%

Milk 75 40 53% 25 20 80%

Juice 5 5 100% 95 55 58%

What food item is the most probable reason for the foodborne outbreak?

Eggs

Bacom

Milk

Juice